Electronic & Electrical Components
5 free sample questions of the 46 in this topic. The full set is in the app.
- Question 1
What electrical component opposes the flow of current in a DC circuit?
- A.Inductor
- B.Resistor
- C.Inverter
- D.Transformer
Show answer & explanation
Answer: B. ResistorResistor. (NCVEC T6A)
Source: 2026-2030 Technician Class FCC Element 2 Question Pool and Syllabus — Subelement T6, Group T6A, Question T6A01
- Question 2
What type of component is often used as an adjustable volume control?
- A.Fixed resistor
- B.Power resistor
- C.Potentiometer
- D.Transformer
Show answer & explanation
Answer: C. PotentiometerPotentiometer. (NCVEC T6A)
Source: 2026-2030 Technician Class FCC Element 2 Question Pool and Syllabus — Subelement T6, Group T6A, Question T6A02
- Question 3
What electrical parameter is controlled by a potentiometer?
- A.Inductance
- B.Resistance
- C.Capacitance
- D.Field strength
Show answer & explanation
Answer: B. ResistanceResistance. (NCVEC T6A)
Source: 2026-2030 Technician Class FCC Element 2 Question Pool and Syllabus — Subelement T6, Group T6A, Question T6A03
- Question 4
What electrical component stores energy in an electric field?
- A.Resistor
- B.Capacitor
- C.Inductor
- D.Diode
Show answer & explanation
Answer: B. CapacitorCapacitor. (NCVEC T6A)
Source: 2026-2030 Technician Class FCC Element 2 Question Pool and Syllabus — Subelement T6, Group T6A, Question T6A04
- Question 5
What type of electrical component consists of conductive surfaces separated by an insulator?
- A.Resistor
- B.Potentiometer
- C.Oscillator
- D.Capacitor
Show answer & explanation
Answer: D. CapacitorCapacitor. (NCVEC T6A)
Source: 2026-2030 Technician Class FCC Element 2 Question Pool and Syllabus — Subelement T6, Group T6A, Question T6A05
41 more Electronic & Electrical Components questions are in the app, along with explanations and flashcards for every one.
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